Category

Email Deliverability

SPF, DKIM, DMARC setup, domain warmup, inbox rates, and enterprise email infrastructure for cold outreach.

What Is Secondary Inbox Placement? - COLDICP
Email Deliverability 10 min read

What Is Secondary Inbox Placement?

Secondary inbox placement happens when your cold email reaches the inbox but lands outside the primary view, like Promotions or Other. This post explains…

What Is a Sending Reputation Score? - COLDICP
Email Deliverability 10 min read

What Is a Sending Reputation Score?

Your sending reputation determines whether outbound emails reach the inbox or disappear into spam. This guide explains what an email sending reputation score is,…

What Is Email Throttling in Cold Outreach? - COLDICP
Email Deliverability 10 min read

What Is Email Throttling in Cold Outreach?

Email throttling is one of the core controls behind stable cold email deliverability. This guide explains what it is, how it works, and how…

SMTP vs IMAP: What is the Difference? — COLDICP
Email Deliverability 10 min read

SMTP vs IMAP: What is the Difference?

SMTP Vs IMAP, Two of the most significant protocols in this realm are Simple Mail Transfer Protocol (SMTP) and Internet Message Access Protocol (IMAP).…